[Retracted] Nano-SiO₂ and PVA Fiber Synergistically Strengthened Concrete to Optimize the Antifreeze, Antipermeability, and Anticorrosion Performance of Roads

Table 4

Compressive strength of the specimen.

Test group	Specimen number	Maximum load (kN)	Failure load (kN)	Cube compressive strength (MPa)
Y1	Y11	336	—	31.4
	Y12	311
	Y13	295
Y2	Y21	312	12.37	32.6
	Y22	343	24.14
	Y23	325	15.96
Y3	Y31	327	26.51	32.7
	Y32	305	31.41
	Y33	349	19.88
Y4	Y41	309	82.12	30.3
	Y42	295	64.38
	Y43	306	52.04